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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 12.04 LTS

Summary:

LibreOffice could be made to embed sensitive information into documents.

Software Description:- libreoffice: Office productivity suite

Details:

It was discovered that LibreOffice incorrectly handled OLE previewgeneration. If a user were tricked into opening a crafted document, anattacker could possibly exploit this to embed arbitrary data intodocuments.

Update instructions:

The problem can be corrected by updating your system to the followingpackage versions:

Ubuntu 12.04 LTS: libreoffice-core 1:3.5.7-0ubuntu7

After a standard system update you need to restart LibreOffice to make allthe necessary changes.